3729844 has 12 divisors (see below), whose sum is σ = 6595204. Its totient is φ = 1845504.

The previous prime is 3729809. The next prime is 3729853. The reversal of 3729844 is 4489273.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 3027600 + 702244 = 1740^2 + 838^2 .

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4419 + ... + 5194.

Almost surely, 2^3729844 is an apocalyptic number.

It is an amenable number.

3729844 is a deficient number, since it is larger than the sum of its proper divisors (2865360).

3729844 is a wasteful number, since it uses less digits than its factorization.

3729844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9714 (or 9712 counting only the distinct ones).

The product of its digits is 48384, while the sum is 37.

The square root of 3729844 is about 1931.2804042914. The cubic root of 3729844 is about 155.0827723011.

The spelling of 3729844 in words is "three million, seven hundred twenty-nine thousand, eight hundred forty-four".